A hydrogen bomb explodes in the ocean.

The video highlights the occurrence of over 200 nuclear explosions between 1954 and 1958, framed by musical segments.

What significant global event occurred between 1954 and 1958?

• The Berlin Wall was built

• The first man landed on the moon

• Over 200 nuclear explosions took place

• The Cold War ended

Which of the following periods saw a large number of nuclear explosions?

• 1940-1944

• 1954-1958

• 1970-1974

• 1960-1964